Sótano de las Golondrinas, near Aquismón in the Huasteca Potosina region of San Luis Potosí, is one of the world's largest cave shafts, dropping over 300 meters into the jungle floor. The defining photograph looks down into the shaft mouth at dawn, capturing thousands of swifts and green parakeets spiraling upward out of the darkness against the early sky; a wider shot from the rim includes the surrounding jungle canopy for scale. Sunrise, when the birds begin their daily exit, is the only window for this shot, since the birds return to the cave in the evening in a much less dramatic, scattered pattern. The site is accessible year-round, but the drier months of October through April offer easier, less muddy trail access; the birds' activity is present throughout the year. Access requires an early pre-dawn hike from Aquismón or a nearby camp, and the rim area has only light foot traffic even at peak sunrise since few visitors make the early start. Tripods are permitted at the rim behind the marked barrier, and rappelling into the shaft for photography requires a permitted guide; drones are not allowed due to the birds and bats using the airspace above the shaft.
Shooting notes
- Equipment
- Telephoto lens for the birds in flight, wide-angle lens for the cave mouth, tripod for low light
Location
Sótano de las Golondrinas, Ejido La Conchita, 79660 Aquismón, S.L.P., Mexico
21.7481, -99.0654 View on map
Highlights
- Thousands of swifts and parakeets spiraling out of the shaft at dawn
- 300-meter vertical drop framed from the jungle rim
- Dense rainforest canopy surrounding the cave mouth
- Near-empty rim access for the pre-dawn shoot
Tips for visiting
- Arrive well before sunrise since the bird exodus is brief and time-sensitive
- A telephoto lens (200mm+) isolates the birds against the shaft's dark walls
- A wide-angle lens captures the full shaft mouth and jungle canopy for scale
- A tripod helps in the low pre-dawn light behind the marked safety barrier
- Sturdy hiking shoes are needed for the pre-dawn trail from Aquismón
When to visit
Sunrise year-round, when swifts and parakeets exit the shaft in a dramatic spiraling flight.
Frequently asked questions
What time should photographers arrive?
Before sunrise, since the swifts and parakeets exit the shaft in a brief window at first light.
Are drones allowed at the sótano?
No, drones are not permitted because of the birds and bats using the airspace above the shaft.
Is a guide required to photograph from the rim?
The rim viewpoint can be reached independently, but rappelling into the shaft requires a permitted guide.
Which months have the easiest trail access?
October through April, the drier season, when the jungle trail is less muddy.